#test1 img {
    width: 100%;
    height: 100%;
}

#c1 {
    width: 100%;
    height: 1200px;

    #c1_1 {
        width: 1250px;
        height: 1200px;
        margin: auto;
        margin-top: 20px;
        padding-left: 60px;
        overflow: hidden;

        #b1 {
            width: 530px;
            height: 795px;
            float: left;

            #a1 {
                width: 530px;
                height: 255px;
                position: relative;
                overflow: hidden;

                a {
                    display: block;
                    width: 108px;
                    height: 36px;
                    position: absolute;
                    left: 50px;
                    top: 150px;
                    border: 1px solid white;
                    color: white;
                    font-size: 14px;
                    line-height: 36px;
                    text-align: center;
                    border-radius: 5px;
                }
            }

            #a2 {
                width: 530px;
                height: 530px;
                margin-top: 10px;
                position: relative;
                overflow: hidden;

                .a2_1 {
                    display: block;
                    width: 108px;
                    height: 36px;
                    position: absolute;
                    right: 50px;
                    bottom: 100px;
                    border: 1px solid white;
                    color: white;
                    font-size: 14px;
                    line-height: 36px;
                    text-align: center;
                    border-radius: 5px;
                }

                .a2_2 {
                    @extend .a2_1;
                    bottom: 50px;
                }
            }
        }

        #b2 {
            width: 660px;
            height: 795px;
            float: left;
            margin-left: 10px;
            margin-bottom: 15px;

            #a3 {
                width: 660px;
                height: 355px;
                margin-bottom: 10px;

                #a3_3 {
                    width: 531px;
                    height: 355px;
                    float: left;
                    position: relative;
                    overflow: hidden;

                    a {
                        display: block;
                        width: 108px;
                        height: 36px;
                        position: absolute;
                        left: 40px;
                        top: 220px;
                        border: 1px solid white;
                        color: white;
                        font-size: 14px;
                        line-height: 36px;
                        text-align: center;
                        border-radius: 5px;
                    }
                }

                #a3_1 {
                    width: 54px;
                    height: 355px;
                    float: left;
                    margin-left: 10px;
                }

                #a3_2 {
                    width: 54px;
                    height: 355px;
                    float: left;
                    margin-left: 10px;
                }
            }

            #a4 {
                width: 660px;
                height: 430px;
                position: relative;

                .a4_1 {
                    display: block;
                    width: 108px;
                    height: 36px;
                    position: absolute;
                    right: 50px;
                    bottom: 100px;
                    border: 1px solid white;
                    color: white;
                    font-size: 14px;
                    line-height: 36px;
                    text-align: center;
                    border-radius: 5px;
                }

                .a4_2 {
                    @extend .a4_1;
                    bottom: 50px;
                }
            }
        }

        #b3 {
            width: 1268px;
            height: 346px;

            #a5 {
                width: 650px;
                height: 346px;
                float: left;
                position: relative;

                a {
                    display: block;
                    width: 108px;
                    height: 36px;
                    position: absolute;
                    right: 40px;
                    top: 220px;
                    border: 1px solid white;
                    color: white;
                    font-size: 14px;
                    line-height: 36px;
                    text-align: center;
                    border-radius: 5px;
                }
            }

            #a6 {
                width: 535px;
                height: 346px;
                float: left;
                margin-left: 15px;
                position: relative;

                .a6_1 {
                    display: block;
                    width: 108px;
                    height: 36px;
                    position: absolute;
                    left: 20px;
                    top: 40px;
                    border: 1px solid white;
                    color: white;
                    font-size: 14px;
                    line-height: 36px;
                    text-align: center;
                    border-radius: 5px;
                }

                .a6_2 {
                    @extend .a6_1;
                    top: 90px;
                }
            }
        }
    }
}

#c1 img {
    width: 100%;
    height: 100%;
}

#a1:hover {
    opacity: 0.5;

    img {
        transform: scale(1.1);
    }
}